Design for a packing tray



FIG. 1 is a top perspective view of a packing tray showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a side elevational view;

FIG. 4 is a bottom plan view;

FIG. 5 is an end elevational view;

FIG. 6 is a top perspective view showing a modified form of my new design;

FIG. 7 is a top plan view;

FIG. 8 is a side elevational view;

FIG. 9 is a bottom plan view;

FIG. 10 is an end elevational view;

FIG. 11 is an elevational view showing the end opposite that seen in FIG. 10;

FIG. 12 is a top perspective view showing another modified form of my new design;

FIG. 13 is a top plan view;

FIG. 14 is a side elevational view;

FIG. 15 is a bottom plan view; and

FIG. 16 is an end elevational view thereof.

The broken lines in the drawings represent score lines which facilitate removal of regions of the end panels. 

The ornamental design for a packing tray, as shown and described. 